Catalogue of the Solar System Small Bodies Orbital Evolution
Catalogue of the Solar System Small Bodies Orbital Evolution
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Asteroid General Data
1999 HW
1
General information
Preliminary designation
1999 HW
1
Group
Amor
Absolute magnitude
19.99
Approximate diameter (m)
270
Approximate mass (kg)
3.48·10
10
Number of observations
207
Arc length (days)
8058
Approaches
No approaches found
Orbit initial data
Date of initial data
03/31/2024
M
– mean anomaly (degrees)
298.201056
a
– orbit major semiaxis (astronomical units)
2.38499300
e
– orbit eccentricity
0.45052100
ω
– orbit ascending node-perihelion angle (degrees)
136.631976
Ω
– longitude of orbit ascending node (degrees)
37.729204
i
– orbit inclination to the ecliptic plane (degrees)
23.722445
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
244.088272
2.38321655
0.46032395
132.631483
40.957263
23.080171
1.28616489
3.679136
01/21/1858
211.413589
2.37903877
0.46298452
132.998380
40.489330
23.168722
1.27758066
3.669466
01/29/1887
171.602266
2.38086109
0.45989144
134.151774
39.816727
23.325102
1.28592345
3.673683
02/07/1916
139.266383
2.38064013
0.45993794
134.165851
39.554965
23.339721
1.28569342
3.673172
02/14/1945
100.028239
2.37839194
0.45890172
135.344110
38.826729
23.532274
1.28694379
3.667970
02/22/1974
67.301029
2.38171781
0.45588012
135.276837
38.664421
23.511912
1.29594000
3.675666
03/02/2003
30.569832
2.37771022
0.45644526
136.382684
37.942718
23.711057
1.29241566
3.666393
03/09/2032
354.613257
2.38419680
0.45022607
136.726535
37.691192
23.723839
1.31076925
3.681406
03/17/2061
320.698894
2.37928602
0.45330225
137.391448
37.103534
23.874224
1.30075032
3.670038
03/25/2090
281.622993
2.38262870
0.44860405
138.434452
36.599292
24.002706
1.31377182
3.677775
04/03/2119
249.337500
2.38141526
0.44932550
138.543065
36.264189
24.055926
1.31138466
3.674966
04/10/2148
209.441107
2.37992520
0.44764743
139.757859
35.647498
24.225816
1.31455781
3.671517
04/18/2177
177.164085
2.38295510
0.44552061
139.814230
35.388852
24.233746
1.32129950
3.678531
Detailed table...
Graphs...
3D animation...
Calculation on the date...
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This project was supported by the Federal Agency of Education (project codes RNP 2.1.1.1689, RNP 2.1.1.745).
Samara State Technical University
Applied Mathematics and Information Science Department